Home / 45,024.30-67,546.48-13,434.91

Finding the Fourth Proportional to 45,024.30, 67,546.48 and 13,434.91

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Solution

The fourth proportional to 45,024.30, 67,546.48 and 13,434.91 is: 20,155.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,024.30 : 67,546.48 = 13,434.91 : x
  2. Step 2: Convert to fraction form
    45,024.30/67,546.48 = 13,434.91/x
  3. Step 3: Cross multiply
    45,024.30x = 67,546.48 × 13,434.91
  4. Step 4: Simplify right side
    45,024.30x = 907,480,607.63
  5. Step 5: Solve for x
    x = 907,480,607.63/45,024.30
  6. Step 6: Final answer
    x = 20,155.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.